APA (7th ed.) Citation

(1994). Railroad freight transportation research needs: Proceedings of a conference ; Bethesda, Maryland, July 12-14, 1993. National Academy Press.

Chicago Style (17th ed.) Citation

Railroad Freight Transportation Research Needs: Proceedings of a Conference ; Bethesda, Maryland, July 12-14, 1993. Washington, D.C: National Academy Press, 1994.

MLA (9th ed.) Citation

Railroad Freight Transportation Research Needs: Proceedings of a Conference ; Bethesda, Maryland, July 12-14, 1993. National Academy Press, 1994.